Top Definition
In IB physics on a multiple choice question given answers:
A. answer a
B. answer b
C. answer c
D. all of the above

Dinan's Law states that one should pick answer "D" in all of these situations. (see Hahn's Law)
Man, I don't know what simulteneity is....I'm going to go with Dinan's Law!
by IB Physics 6/7 '05 May 18, 2005

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